Editing Ethmoid bone (section)

{{Short description|Bone of the facial skeleton}}
{{Use dmy dates|date=August 2021}}
{{Infobox bone
| Name          = Ethmoid bone
| Latin         = os ethmoidale
| Image         = Orbital_bones.png
| Caption       = Ethmoid inside the [[orbit (anatomy)|orbit]] (brown)
| Image2        = Rotation ethmoid.gif
| Caption2      = Animation of the ethmoid bone
| Origins       =
| Insertions    =
| Articulations =
}}

The '''ethmoid bone''' ({{IPAc-en|ˈ|ɛ|θ|m|ɔɪ|d}};<ref>''[[OED]]'' 2nd edition, 1989 as {{IPA|/ˈεθmɔɪd/}}.</ref><ref>[http://www.merriam-webster.com/dictionary/ethmoid Entry "ethmoid"] in ''[http://www.merriam-webster.com/ Merriam-Webster Online Dictionary]''.</ref> from {{langx|grc|ἡθμός|hēthmós|sieve}}) is an unpaired [[bone]] in the [[skull]] that separates the [[nasal cavity]] from the [[brain]]. It is located at the roof of the [[nose]], between the two [[orbit (anatomy)|orbit]]s. The cubical (cube-shaped) bone is lightweight due to a spongy construction. The ethmoid bone is one of the bones that make up the orbit of the eye.